67378690

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{17321}}^1$

素因数の和:17717

約数の個数: 16

約数和(自身を含む): 121600440

約数和(自身を除く): 54221750

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 17321, 34642, 86605, 173210, 6737869, 13475738, 33689345, 67378690]

約数ペア:

[(1, 67378690), (2, 33689345), (5, 13475738), (10, 6737869), (389, 173210), (778, 86605), (1945, 34642), (3890, 17321)]